One of the oldest types of New England fishing and trading vessels. It is schooner rigged, with a false stern and narrow transom that runs beyond the rudder at deck level.), sloopSloop. A sailing vessel with a single fore-and-aft rigged mast. boats (Muscongus Bay BoatsMuscongus Bay Boat.
â¢ ENDOSKELETON (noun). The noun ENDOSKELETON has 1 sense: 1. the internal skeleton; bony and cartilaginous structure (especially of vertebrates). Familiarity information: ENDOSKELETON used as a noun is very rare.
Endoskeleton is found in the sub-class Coleoidae. The animals that come under Phylum Chordata are all vertebrates including human beings. Phylum Porifera are sponge like animals and has almost 5000 species. Its skeleton is a compound of organic fibres, a base of calcite and aragonite and spicules of silica.